package com.wf.day_0619.test3;

/**
 * @author mpk
 * @since 2024/6/19 18:52:00
 */
public interface CalculatorService {

    /**
     * 加法
     */
    public double add(double a, double b);

    /**
     * 减
     */
    public double sub(double a, double b);

    /**
     * 乘
     */
    public double mul(double a, double b);

    /**
     * 除
     */
    public double div(double a, double b);


}
